CN202470553U - Refrigerating/heating two-way air supplement flash evaporator and air conditioner having flash evaporator - Google Patents
Refrigerating/heating two-way air supplement flash evaporator and air conditioner having flash evaporator Download PDFInfo
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- CN202470553U CN202470553U CN2012200914358U CN201220091435U CN202470553U CN 202470553 U CN202470553 U CN 202470553U CN 2012200914358 U CN2012200914358 U CN 2012200914358U CN 201220091435 U CN201220091435 U CN 201220091435U CN 202470553 U CN202470553 U CN 202470553U
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- feed tube
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- drain pipe
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Abstract
The utility model provides a refrigerating/heating two-way air supplement flash evaporator and an air conditioner having the flash evaporator. The refrigerating/heating two-way air supplement flash evaporator comprises a cylinder body, a liquid inlet pipe, a liquid outlet pipe and an air outlet pipe, wherein the liquid inlet pipe, the liquid outlet pipe and the air outlet pipe are respectively provided with internal ports which are formed in the cylinder body; and distance between the internal ports of the liquid inlet pipe and/or the liquid outlet pipe and the lower bottom surface of an inner cavity of the cylinder body is 10 to 30 mm. By adoption of the refrigerating/heating two-way air supplement flash evaporator and the air conditioner having the flash evaporator, by setting the distance between the internal ports of the liquid inlet pipe and/or the liquid outlet pipe and the lower bottom surface of the inner cavity of the cylinder body as 10 to 30 mm, a flash evaporation effect is improved, the degree of super-cooling of a system is improved, liquid carrying during air supplement is avoided, energy efficiency ratio is improved, refrigerant noise is reduced, and the reliability of a device is improved.
Description
Technical field
The utility model relates to fluid heat transfer technology field, in particular to a kind of cooling and warming bidirectional air compensation flash vessel and comprise the air-conditioning of this flash vessel.
Background technology
The two stages of compression refrigeration system begins to be widely used by many companies owing to its heat exchange efficiency high and low temperature heating capacity is good as a kind of new technology than the forward position.
Flash vessel is claimed flash evaporation (Flash-tank) again, be for the liquid shwoot be the device that gas provides the space.The flash vessel of existing structure is mainly used in air injection enthalpy-increasing screw compressor air-conditioning system and heat pump water heating and air conditioning system in small refrigeration systems; And the flash vessel of this structure works when being merely able to heat unidirectional flash vessel tonifying Qi in system; When the refrigeration tonifying Qi; Because the possibility that check configuration can't avoid mending gas carrying liquid, so cause efficiency to reduce easily.
The utility model content
The utility model aims to provide a kind of cooling and warming bidirectional air compensation flash vessel and comprises the air-conditioning of this flash vessel; To solve gas carrying liquid appears mending in flash vessel of the prior art easily in process of refrigerastion the efficiency that phenomenon was caused reduction, the technical problem that operational reliability reduces.
To achieve these goals; An aspect according to the utility model; A kind of cooling and warming bidirectional air compensation flash vessel is provided; Comprise cylinder body, feed tube, drain pipe and escape pipe, feed tube, drain pipe and escape pipe have the internal port that inserts respectively in the cylinder body separately, and the internal port of feed tube and/or drain pipe is 10-30mm apart from the distance of the bottom surface of inner chamber of cylinder block.
Further, feed tube, drain pipe and escape pipe insert cylinder interior from the top of cylinder body respectively.
Further, escape pipe is connected through welding between feed tube, escape pipe and the drain pipe between feed tube and drain pipe.
Further, comprise also that dust plug is arranged on one or more being positioned on the outside outside port of cylinder body in feed tube, drain pipe and the escape pipe.
Further, the height of cylinder body is 120-150mm.
Further, the diameter of cylinder body is 40-60mm.
Further, the inwall of cylinder body is provided with one or more boss.
Further; The end face of the internal port of feed tube and/or drain pipe is the inclined-plane, and the internal port separately of feed tube and/or drain pipe is meant the vertical range along the minimum point on the end face inclined-plane of the internal port separately of feed tube and/or drain pipe to the bottom surface of inner chamber of cylinder block apart from the distance of the bottom surface of inner chamber of cylinder block.。
Further, the opposing setting in end face inclined-plane of the internal port of the end face inclined-plane of the internal port of feed tube and drain pipe.
Further, the upper base of cylinder body axial cross section and/or go to the bottom and be circular arc.
According to the utility model on the other hand, a kind of air-conditioning is provided, has had flash vessel, wherein, flash vessel is above-mentioned cooling and warming bidirectional air compensation flash vessel.
The internal port branch of shwoot effect and feed tube and drain pipe is clipped to the distance dependent of cylinder base; Therefore, the cooling and warming bidirectional air compensation flash vessel of the utility model and comprise the air-conditioning of this flash vessel, the internal port through feed tube and/or the internal port of drain pipe are set to 10-30mm apart from the distance of the bottom surface of inner chamber of cylinder block; Further strengthened the shwoot effect; Improve the degree of supercooling of system, avoided mending the possibility of gas carrying liquid, improved Energy Efficiency Ratio; And reduced coolant noise, increased device reliability.
Description of drawings
The Figure of description that constitutes the application's a part is used to provide the further understanding to the utility model, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the cooling and warming bidirectional air compensation flash vessel of the utility model;
Fig. 2 shows the twin-stage compression refrigeration circulatory system circulation theory sketch map that air-conditioning had of the utility model; And
Fig. 3 shows the twin-stage compression theory that air-conditioning the had circulation of the utility model and presses the enthalpy sketch map, wherein,
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the utility model.
Through getting into the rapid shwoot of gas-liquid two-phase refrigerant of flash vessel after the throttling, though there is not external heat to add in the shwoot process, be adiabatic constant-enthalpy process, transfer has taken place in the heat of himself.After refrigerant was depressured to intermediate pressure through the throttling arrangement throttling, the boiling point of refrigerant reduced the liquid refrigerants boiling.The sensible heat that liquid refrigerants reduces because of boiling point, that is, " excess heat " is converted into the latent heat of vaporization of shwoot phase transformation.So the inner liquid refrigerants of flash vessel continued cold because of heat reduces, cause the liquid refrigerants in the drain pipe 13 lower than the liquid refrigerant temperature in the feed tube 12, and then had increased the degree of supercooling of system, had improved Energy Efficiency Ratio.
Flash vessel provides the space for the refrigerant shwoot, and shwoot effect and feed tube 12 have confidential relation with the distance of drain pipe 13 bottom flash vessel.Prove that through test of many times when feed tube 12 was positioned at the internal port of cylinder body 11 and internal port that drain pipe 13 is positioned at cylinder body 11 and is 10-30mm apart from the distance of the bottom surface of cylinder body 11 inner chambers, the shwoot effect was best.
Bottom surface distance is respectively 10,20, the flash distillation effect comparison during 30mm is as shown in the table:
Therefore; As shown in Figure 1; The cooling and warming bidirectional air compensation flash vessel of the utility model comprises that a cylinder body 11 and an end insert the feed tube 12 of cylinder body 11, drain pipe 13 and escape pipe 14 respectively, wherein; Feed tube 12 is positioned at the internal port of cylinder body 11 and/or internal port that drain pipe 13 is positioned at cylinder body 11 and is set to 10-30mm apart from the distance of the bottom surface of cylinder body 11 inner chambers, and preferably value is 10mm.Wherein, feed tube 12 is positioned at the internal port of cylinder body 11 and/or internal port that drain pipe 13 is positioned at cylinder body 11 and is respectively along the vertical range of the bottom surface of minimum point to the cylinder body 11 of separately internal port apart from the distance of the bottom surface of cylinder body 11 inner chambers.
In order to reach better shwoot effect, feed tube 12, drain pipe 13 and escape pipe 14 preferably insert cylinder body 11 inside from the top of cylinder body 11 respectively.For the ease of processing, preferably, escape pipe 14 connects through combined welding between feed tube 12, escape pipe 14 and the drain pipe 13 between feed tube 12 and drain pipe 13 in the structure of the utility model.In order to make the dustproof better effects if of device, feed tube 12 be positioned on the outside pipeline section of cylinder body 11, drain pipe 13 be positioned on the outside pipeline section of cylinder body 11 and being positioned on the outside outside port of cylinder body 11 of escape pipe 14 is respectively arranged with dust plug 15.
The cooling and warming bidirectional air compensation flash vessel of the utility model and comprise the air-conditioning of this flash vessel; The internal port through feed tube 12 and/or the internal port of drain pipe 13 are set to 10-30mm apart from the distance of the bottom surface of cylinder body 11 inner chambers; Further strengthen the shwoot effect, improved the degree of supercooling of system, avoided mending the possibility of gas carrying liquid; Improve Energy Efficiency Ratio, and reduced coolant noise.When the utility model is used for secondary circulatory system cooling and warming, can move by efficient stable, can improve refrigeration performance, operating efficiency and the operational reliability of system, realized the cooling and warming bidirectional air compensation preferably.
Through evidence, the shwoot effect is also relevant with the intermediate pressure after the throttling with the design size of flash vessel.
Chemical industry flash vessel cylinder body 11 is to come computed volume in 10 minutes by the liquid phase time of staying generally, and with liquid level be controlled at cylinder body 11 height 1/3 and 1/2 between.Through evidence, identical at intermediate pressure, the shwoot effect under the flash vessel volume condition of different is following:
1, the height of the cooling and warming bidirectional air compensation flash vessel of the utility model is high more, and the shwoot amount is big more, and the shwoot effect is good more, but it is not obvious to the influence of shwoot effect after the height of flash vessel arrives certain value, to increase the flash vessel height again.Evidence, (like split type flash vessel, this split type flash vessel is as shown in Figure 1 for flash vessel; Its cylinder body 11 comprises the upper cylinder body 111 and lower cylinder body 112 that removably connects) when highly being designed to 120-150mm; Its shwoot effect is preferable, and when highly being 150mm, the effect of shwoot is best.
Concrete experimental data is as shown in the table:
2, cylinder body 11 diameters of the cooling and warming bidirectional air compensation flash vessel of the utility model are big more, and the shwoot amount is big more, and the shwoot effect is good more; But to increase cylinder body 11 diameters later on more not obvious to the influence of shwoot effect when cylinder body 11 increasing diameters of flash vessel are added to certain certain value; According to actual test result, it is good that cylinder body 11 diameters of flash vessel (like split type flash vessel) are designed to 40-60mm, wherein; When cylinder body 11 diameter values were 40mm, the shwoot effect was best.
Concrete experimental data is as shown in the table:
In order to increase flash distillation gas-liquid contact-making surface, strengthen the shwoot effect, the cooling and warming bidirectional air compensation flash vessel of the utility model can also increase a plurality of boss on the inwall of flash vessel.
Through evidence, the cooling and warming bidirectional air compensation flash vessel of the utility model, identical at the flash vessel volume, under the intermediate pressure condition of different, the shwoot effect is also different.In a certain embodiment, the height of getting cylinder body 11 is 150mm, and the diameter of cylinder body 11 is under the situation of 40mm, and is as shown in the table through the comparison of test results of different intermediate pressures:
Can find out that from last table intermediate pressure is low more, boiling point of liquid falls lowly more, and the excess sensible heat of release is many more, and the shwoot effect is good more.But it should be noted that for the secondary compressibility to have best intermediate pressure, wherein, best intermediate pressure Pm=(PcPe)
0.5, i.e. Pc/Pm=Pm/Pe, wherein, Pm is an intermediate pressure, and Pc is compressor 50 air entry pressure, and Pe is compressor 50 exhaust port pressure.
The cooling and warming bidirectional air compensation flash vessel of the utility model can also be through increasing feed tube 12 and/or drain pipe 13 the internal port area (end face as with internal port is designed to the inclined-plane; Preferably; The opposing setting in end face inclined-plane of the end face inclined-plane of feed tube 12 internal ports and drain pipe 13 internal ports; Wherein, Opposing setting be meant feed tube 12 internal port end face inclined-plane and drain pipe 13 internal port the end face inclined-plane in the opposite direction) strengthen the shwoot effect, reduce coolant noise.
The cooling and warming bidirectional air compensation flash vessel of the utility model can also through with the upper base of cylinder body 11 axial cross sections and/or go to the bottom be designed to circular arc mode with compensator or trimmer pressure and strengthen the shwoot effect.
As shown in Figure 2; The air-conditioning that the utility model provides has the twin-stage compression refrigeration circulatory system, and wherein, this twin-stage compression refrigeration circulatory system comprises flash vessel 10, condenser 40, evaporimeter 20, compressor 50 and four-way change-over valve 30; Wherein, The feed tube 12 of flash vessel 10 links to each other with condenser 40 through first throttle valve 60, and the drain pipe 13 of flash vessel 10 links to each other with evaporimeter 20 through second choke valve 80, and the escape pipe 14 of flash vessel 10 links to each other with compressor 50 through magnetic valve 70; Condenser 40, evaporimeter 20, compressor 50 are connected with four-way change-over valve 30 respectively; To form the closed circuit of sealing, wherein, flash vessel 10 is above-mentioned cooling and warming bidirectional air compensation flash vessel.
HTHP cold media gas (3) as shown in Figure 3, that compressor 50 is discharged becomes liquid (4) after condenser 40 is with the heat transferred heat-carrying agent, the heat-carrying agent after the intensification can be used for heating or other purposes.The high pressure refrigerant liquid that comes out from condenser 40 is throttled to a certain pressure through first throttle valve 60; Become liquid-vapor mixture (4 ') back and get into flash vessel 10; In flash vessel 10, the flash steam that is in top is compressed the machine auxilairy air intake through auxilairy air intake (6) and sucks, and this loop becomes bypass; The continuous shwoot of steam causes the liquid of flash vessel 10 bottoms cold excessively, and the liquid (5) after mistake is cold is throttled to shwoot pressure (5 ') back through second choke valve 80 again and gets into evaporimeter 20, and this loop becomes main road.In evaporimeter 20; The refrigerant of primary flow path absorbs the heat in the low temperature environment and becomes low-pressure gas; Being compressed the machine air entry through compressor air suction mouth (1) sucks; The refrigerant (6) that is compressed to certain pressure (2) back and bypass suction mixes (2 ') in compressor 50 working chambers, and further discharge outside the compressor 50 (3 ') the compression back again, thereby has constituted the operation cycle of sealing.
From above description, can find out the cooling and warming bidirectional air compensation flash vessel of the utility model and comprise the air-conditioning of this flash vessel; The internal port through feed tube 12 and/or the internal port of drain pipe 13 are set to 10-30mm apart from the distance of the bottom surface of cylinder body 11 inner chambers; Increase the shwoot effect further, avoided taking place to mend the phenomenon of gas carrying liquid, improved Energy Efficiency Ratio; Reduce coolant noise, increased device reliability.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (11)
1. cooling and warming bidirectional air compensation flash vessel; Comprise cylinder body (11), feed tube (12), drain pipe (13) and escape pipe (14); Said feed tube (12), drain pipe (13) and escape pipe (14) have the internal port that inserts respectively in the said cylinder body (11) separately; It is characterized in that the distance of the bottom surface of said internal port distance said cylinder body (11) inner chamber of said feed tube (12) and/or said drain pipe (13) is 10-30mm.
2. cooling and warming bidirectional air compensation flash vessel according to claim 1 is characterized in that, said feed tube (12), said drain pipe (13) and said escape pipe (14) insert said cylinder body (11) inside respectively from the top of said cylinder body (11).
3. cooling and warming bidirectional air compensation flash vessel according to claim 2; It is characterized in that; Said escape pipe (14) is positioned between said feed tube (12) and the said drain pipe (13), is connected through welding between said feed tube (12), said escape pipe (14) and the said drain pipe (13).
4. cooling and warming bidirectional air compensation flash vessel according to claim 1 and 2; It is characterized in that; Comprise that also dust plug (15) is arranged on one or more being positioned on the outside outside port of said cylinder body (11) in said feed tube (12), said drain pipe (13) and the said escape pipe (14).
5. cooling and warming bidirectional air compensation flash vessel according to claim 1 is characterized in that the height of said cylinder body (11) is 120-150mm.
6. according to claim 1 or 5 described cooling and warming bidirectional air compensation flash vessels, it is characterized in that the diameter of said cylinder body (11) is 40-60mm.
7. cooling and warming bidirectional air compensation flash vessel according to claim 1 is characterized in that the inwall of said cylinder body (11) is provided with one or more boss.
8. cooling and warming bidirectional air compensation flash vessel according to claim 1 is characterized in that, the end face of the said internal port of said feed tube (12) and/or said drain pipe (13) is the inclined-plane,
The distance of the bottom surface of said internal port distance said cylinder body (11) inner chamber separately of said feed tube (12) and/or said drain pipe (13) is meant the vertical range that arrives the bottom surface of said cylinder body (11) inner chamber along the minimum point on the end face inclined-plane of the said internal port separately of said feed tube (12) and/or said drain pipe (13).
9. cooling and warming bidirectional air compensation flash vessel according to claim 8 is characterized in that, the opposing setting in end face inclined-plane of the said internal port of the end face inclined-plane of the said internal port of said feed tube (12) and said drain pipe (13).
10. cooling and warming bidirectional air compensation flash vessel according to claim 1 is characterized in that, the upper base of said cylinder body (11) axial cross section and/or go to the bottom and be circular arc.
11. an air-conditioning has flash vessel, it is characterized in that, said flash vessel is each described cooling and warming bidirectional air compensation flash vessel among the claim 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200914358U CN202470553U (en) | 2012-03-12 | 2012-03-12 | Refrigerating/heating two-way air supplement flash evaporator and air conditioner having flash evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200914358U CN202470553U (en) | 2012-03-12 | 2012-03-12 | Refrigerating/heating two-way air supplement flash evaporator and air conditioner having flash evaporator |
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| Publication Number | Publication Date |
|---|---|
| CN202470553U true CN202470553U (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200914358U Expired - Lifetime CN202470553U (en) | 2012-03-12 | 2012-03-12 | Refrigerating/heating two-way air supplement flash evaporator and air conditioner having flash evaporator |
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| Country | Link |
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| CN (1) | CN202470553U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557628A (en) * | 2013-10-11 | 2014-02-05 | 广东美芝制冷设备有限公司 | Heat pump system |
| CN103604256A (en) * | 2013-11-15 | 2014-02-26 | 广东美芝精密制造有限公司 | Flash evaporator and refrigerating system with same |
| CN106196787A (en) * | 2016-07-11 | 2016-12-07 | 珠海格力电器股份有限公司 | The control method of heat pump and heat pump |
| CN107588581A (en) * | 2017-10-26 | 2018-01-16 | 珠海格力电器股份有限公司 | Heat pump set system and its flash distillation jar structure |
| CN107677009A (en) * | 2017-11-20 | 2018-02-09 | 广东美的制冷设备有限公司 | Air-conditioner system, progress control method and computer-readable recording medium |
-
2012
- 2012-03-12 CN CN2012200914358U patent/CN202470553U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557628A (en) * | 2013-10-11 | 2014-02-05 | 广东美芝制冷设备有限公司 | Heat pump system |
| CN103604256A (en) * | 2013-11-15 | 2014-02-26 | 广东美芝精密制造有限公司 | Flash evaporator and refrigerating system with same |
| CN106196787A (en) * | 2016-07-11 | 2016-12-07 | 珠海格力电器股份有限公司 | The control method of heat pump and heat pump |
| CN106196787B (en) * | 2016-07-11 | 2018-11-13 | 珠海格力电器股份有限公司 | The control method and heat pump system of heat pump system |
| CN107588581A (en) * | 2017-10-26 | 2018-01-16 | 珠海格力电器股份有限公司 | Heat pump set system and its flash distillation jar structure |
| CN107588581B (en) * | 2017-10-26 | 2024-03-12 | 珠海格力电器股份有限公司 | Heat pump unit system and flash tank structure thereof |
| CN107677009A (en) * | 2017-11-20 | 2018-02-09 | 广东美的制冷设备有限公司 | Air-conditioner system, progress control method and computer-readable recording medium |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |